8100  General reference works (handbooks, dictionaries, bibliographies, etc.)


8101  Instructional exposition (textbooks, tutorial papers, etc.)


8102  Research exposition (monographs, survey articles)


8103  Historical (must also be assigned at least one classification number from Section 01)


8104  Explicit machine computation and programs (not the theory of computation or programming)


8105  Experimental papers


8106  Proceedings, conferences, collections, etc.


8108  Computational methods



81Pxx  Axiomatics, foundations, philosophy

81Qxx  General mathematical topics and methods in quantum theory

81Rxx  Groups and algebras in quantum theory

81Sxx  General quantum mechanics and problems of quantization

81Txx  Quantum field theory; related classical field theories [See also 70Sxx]

81Uxx  Scattering theory [See also 34A55, 34L25, 34L40, 35P25, 47A40]

81Vxx  Applications to specific physical systems
